| 126 / | HD | STOVES AND FURNACES |
| * | DD | STOVES {3} |
| 58 | DF | .~ Heating {18} |
| * | DD | .~.~ Liquid or gaseous fuel {3} |
| 85 R | | .~.~.~ Gas {6} |
| 91 R | DF | .~.~.~.~> Radiator type {1} |
| 86 | DF | .~.~.~.~> Open front {2} |
| 90 R | DF | .~.~.~.~> Hot air {1} |
| 92 R | DF | .~.~.~.~> Incandescent fire grate {4} |
| 85 A | DF | .~.~.~.~> Brooder stoves |
| 85 B | DF | .~.~.~.~> Connected to outside |